AMD Radeon Pro V620 vs AMD Radeon HD 7450 OEM

VS

AMD Radeon Pro V620

AMD Radeon HD 7450 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 512MB VRAM Radeon HD 7450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 9 years and 10 months late

Boost Clock2200MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 8.528GB/s)

4448 additional rendering cores

AMD Radeon HD 7450 OEM 's Advantages

Lower TDP (18W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +10040%

20.28 TFLOPS

Radeon HD 7450 OEM

0.2 TFLOPS

Radeon Pro V620

VS

Radeon HD 7450 OEM

Graphics Card

Nov 2021

Release Date

Jan 2012

Radeon Pro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2200 MHz

Boost Clock

-

2000 MHz

Memory Clock

533 MHz

Memory

32GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

8.528GB/s

Render Config

72

Compute Units

2

-

4608

Shading Units

160

288

TMUs

8

128

ROPs

4

-

72

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

2.500 GPixel/s

633.6 GTexel/s

Texture Rate

5.000 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

200.0 GFLOPS

1267 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

18W

700 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1.3a

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Caicos

Navi 21 XT (215-121000177)

GPU Variant

Caimour

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.37 billion

520 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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